66988755

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^3\times {\mathrm{101}}^1$

素因数の和:166

約数の個数: 64

約数和(自身を含む): 127785600

約数和(自身を除く): 60796845

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 85, 101, 135, 153, 255, 289, 303, 459, 505, 765, 867, 909, 1445, 1515, 1717, 2295, 2601, 2727, 4335, 4545, 4913, 5151, 7803, 8585, 13005, 13635, 14739, 15453, 24565, 25755, 29189, 39015, 44217, 46359, 73695, 77265, 87567, 132651, 145945, 221085, 231795, 262701, 437835, 496213, 663255, 788103, 1313505, 1488639, 2481065, 3940515, 4465917, 7443195, 13397751, 22329585, 66988755]

約数ペア:

[(1, 66988755), (3, 22329585), (5, 13397751), (9, 7443195), (15, 4465917), (17, 3940515), (27, 2481065), (45, 1488639), (51, 1313505), (85, 788103), (101, 663255), (135, 496213), (153, 437835), (255, 262701), (289, 231795), (303, 221085), (459, 145945), (505, 132651), (765, 87567), (867, 77265), (909, 73695), (1445, 46359), (1515, 44217), (1717, 39015), (2295, 29189), (2601, 25755), (2727, 24565), (4335, 15453), (4545, 14739), (4913, 13635), (5151, 13005), (7803, 8585)]